681572190

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{149}}^1\times {\mathrm{317}}^1$

素因数の和:526

約数の個数: 128

約数和(自身を含む): 1827100800

約数和(自身を除く): 1145528610

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 37, 39, 65, 74, 78, 111, 130, 149, 185, 195, 222, 298, 317, 370, 390, 447, 481, 555, 634, 745, 894, 951, 962, 1110, 1443, 1490, 1585, 1902, 1937, 2235, 2405, 2886, 3170, 3874, 4121, 4470, 4755, 4810, 5513, 5811, 7215, 8242, 9510, 9685, 11026, 11622, 11729, 12363, 14430, 16539, 19370, 20605, 23458, 24726, 27565, 29055, 33078, 35187, 41210, 47233, 55130, 58110, 58645, 61815, 70374, 71669, 82695, 94466, 117290, 123630, 141699, 143338, 152477, 165390, 175935, 215007, 236165, 283398, 304954, 351870, 358345, 430014, 457431, 472330, 614029, 708495, 716690, 762385, 914862, 1075035, 1228058, 1416990, 1524770, 1747621, 1842087, 2150070, 2287155, 3070145, 3495242, 3684174, 4574310, 5242863, 6140290, 8738105, 9210435, 10485726, 17476210, 18420870, 22719073, 26214315, 45438146, 52428630, 68157219, 113595365, 136314438, 227190730, 340786095, 681572190]

約数ペア:

[(1, 681572190), (2, 340786095), (3, 227190730), (5, 136314438), (6, 113595365), (10, 68157219), (13, 52428630), (15, 45438146), (26, 26214315), (30, 22719073), (37, 18420870), (39, 17476210), (65, 10485726), (74, 9210435), (78, 8738105), (111, 6140290), (130, 5242863), (149, 4574310), (185, 3684174), (195, 3495242), (222, 3070145), (298, 2287155), (317, 2150070), (370, 1842087), (390, 1747621), (447, 1524770), (481, 1416990), (555, 1228058), (634, 1075035), (745, 914862), (894, 762385), (951, 716690), (962, 708495), (1110, 614029), (1443, 472330), (1490, 457431), (1585, 430014), (1902, 358345), (1937, 351870), (2235, 304954), (2405, 283398), (2886, 236165), (3170, 215007), (3874, 175935), (4121, 165390), (4470, 152477), (4755, 143338), (4810, 141699), (5513, 123630), (5811, 117290), (7215, 94466), (8242, 82695), (9510, 71669), (9685, 70374), (11026, 61815), (11622, 58645), (11729, 58110), (12363, 55130), (14430, 47233), (16539, 41210), (19370, 35187), (20605, 33078), (23458, 29055), (24726, 27565)]